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listing9.html
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
"http://www.w3.org/TR/1999/REC-html401-19991224/loose.dtd">
<html>
<head>
<!-- BEGIN META TAG INFO -->
<meta http-equiv="content-type" content="text/html; charset=UTF-8">
<link rel="home" href="http://developer.apple.com/">
<link rel="find" href="http://developer.apple.com/search/">
<link rel="stylesheet" type="text/css" href="../../documentation/css/adcstyle.css" title="fonts">
<script language="JavaScript" src="../../documentation/js/adc.js" type="text/javascript"></script>
<!-- END META TAG INFO -->
<!-- BEGIN TITLE -->
<title>Link Snoop - /MyPDFView.m</title>
<!-- END TITLE -->
<script language="JavaScript">
function JumpToNewPage() {
window.location=document.scpopupmenu.gotop.value;
return true;
}
</script>
</head>
<!-- BEGIN BODY OPEN -->
<body>
<!--END BODY OPEN -->
<!-- START CENTER OPEN -->
<center>
<!-- END CENTER OPEN -->
<!-- BEGIN LOGO AND SEARCH -->
<!--#include virtual="/includes/adcnavbar"-->
<!-- END LOGO AND SEARCH -->
<!-- START BREADCRUMB -->
<div id="breadcrumb">
<table width="680" border="0" cellpadding="0" cellspacing="0">
<tr>
<td scope="row"><img width="340" height="10" src="images/1dot.gif" alt=""></td>
<td><img width="340" height="10" src="images/1dot.gif" alt=""></td>
</tr>
<tr valign="middle">
<td align="left" colspan="2">
<a href="http://developer.apple.com/">ADC Home</a> > <a href="../../referencelibrary/index.html">Reference Library</a> > <a href="../../samplecode/index.html">Sample Code</a> > <a href="../../samplecode/Cocoa/index.html">Cocoa</a> > <a href="../../samplecode/Cocoa/idxGraphicsImaging-date.html">Graphics & Imaging</a> > <A HREF="javascript:location.replace('index.html');">Link Snoop</A> >
</td>
</tr>
<tr>
<td colspan="2" scope="row"><img width="680" height="35" src="images/1dot.gif" alt=""></td>
</tr>
</table>
</div>
<!-- END BREADCRUMB -->
<!-- START MAIN CONTENT -->
<!-- START TITLE GRAPHIC AND INTRO-->
<table width="680" border="0" cellpadding="0" cellspacing="0">
<tr align="left" valign="top">
<td><h1><div id="pagehead">Link Snoop</div></h1></td>
</tr>
</table>
<!-- END TITLE GRAPHIC AND INTRO -->
<!-- START WIDE COLUMN -->
<table width="680" border="0" cellpadding="0" cellspacing="0">
<tr align="left" valign="top">
<td id="scdetails">
<h2>/MyPDFView.m</h2>
<form name="scpopupmenu" onSubmit="return false;" method=post>
<p><strong>View Source Code:</strong>
<select name="gotop" onChange="JumpToNewPage();" style="width:340px"><option selected value="ingnore">Select File</option>
<option value="listing1.html">/Controller.h</option>
<option value="listing2.html">/Controller.m</option>
<option value="listing3.html">/LinkData.h</option>
<option value="listing4.html">/LinkData.m</option>
<option value="listing5.html">/main.m</option>
<option value="listing6.html">/MyDocument.h</option>
<option value="listing7.html">/MyDocument.m</option>
<option value="listing8.html">/MyPDFView.h</option>
<option value="listing9.html">/MyPDFView.m</option>
<option value="listing10.html">/MyWindowController.h</option>
<option value="listing11.html">/MyWindowController.m</option></select>
</p>
</form>
<p><strong><a href="LinkSnoop.zip">Download Sample</a></strong> (“LinkSnoop.zip”, 77.5K)<BR>
<strong><a href="LinkSnoop.dmg">Download Sample</a></strong> (“LinkSnoop.dmg”, 137.9K)</p>
<!--
<p><strong><a href="#">Download Sample</a></strong> (“filename.sit”, 500K)</p>
-->
</td>
</tr>
<tr>
<td scope="row"><img width="680" height="10" src="images/1dot.gif" alt=""><br>
<img height="1" width="680" src="images/1dot_919699.gif" alt=""><br>
<img width="680" height="20" src="images/1dot.gif" alt=""></td>
</tr>
<tr>
<td scope="row">
<!--googleon: index -->
<pre class="sourcecodebox">// ======================================================================================================================
// MyPDFView.m
// ======================================================================================================================
#import "MyPDFView.h"
#import "MyWindowController.h"
@implementation MyPDFView
// ============================================================================================================ MyPDFView
// ------------------------------------------------------------------------------------------------------------- drawPage
- (void) drawPage: (PDFPage *) pdfPage
{
NSArray *allAnnotations;
PDFAnnotation *activeAnnotation;
// Let PDFView do most of the hard work.
[super drawPage: pdfPage];
// Find out if an annotation is selected in the table view.
activeAnnotation = [(MyWindowController *)[[self window] windowController] activeAnnotation];
allAnnotations = [pdfPage annotations];
if (allAnnotations)
{
unsigned int count;
unsigned int i;
BOOL foundActive = NO;
[self transformContextForPage: pdfPage];
count = [allAnnotations count];
for (i = 0; i < count; i++)
{
PDFAnnotation *annotation;
annotation = [allAnnotations objectAtIndex: i];
if (([[annotation type] isEqualToString: @"Link"]) && ([(PDFAnnotationLink *)annotation URL] != NULL))
{
if (annotation == activeAnnotation)
{
foundActive = YES;
}
else
{
NSRect bounds;
NSBezierPath *path;
bounds = [annotation bounds];
path = [NSBezierPath bezierPathWithRect: bounds];
[path setLineJoinStyle: NSRoundLineJoinStyle];
[[NSColor colorWithDeviceWhite: 0.0 alpha: 0.1] set];
[path fill];
[[NSColor grayColor] set];
[path stroke];
}
}
}
// Draw active annotation last so it is not "painted" over.
if (foundActive)
{
NSRect bounds;
NSBezierPath *path;
bounds = [activeAnnotation bounds];
path = [NSBezierPath bezierPathWithRect: bounds];
[path setLineJoinStyle: NSRoundLineJoinStyle];
[[NSColor colorWithDeviceRed: 1.0 green: 0.0 blue: 0.0 alpha: 0.1] set];
[path fill];
[[NSColor redColor] set];
[path stroke];
}
}
}
// ---------------------------------------------------------------------------------------------- transformContextForPage
- (void) transformContextForPage: (PDFPage *) page
{
NSAffineTransform *transform;
NSRect boxRect;
boxRect = [page boundsForBox: [self displayBox]];
transform = [NSAffineTransform transform];
[transform translateXBy: -boxRect.origin.x yBy: -boxRect.origin.y];
[transform concat];
}
@end
</pre>
<!--googleoff: index -->
</td>
</tr>
</table>
<!-- END WIDE COLUMN -->
<!-- END MAIN CONTENT -->
<table width="680" border="0" cellpadding="0" cellspacing="0">
<tr>
<td><div style="width: 100%; height: 1px; background-color: #919699; margin-top: 5px; margin-bottom: 15px"></div></td>
</tr>
<tr>
<td align="center"><br/>
<table border="0" cellpadding="0" cellspacing="0" class="graybox">
<tr>
<th>Did this document help you?</th>
</tr>
<tr>
<td>
<div style="margin-bottom: 8px"><a href="http://developer.apple.com/feedback/?v=1&url=/samplecode/LinkSnoop/listing9.html%3Fid%3DDTS10003593-1.0&media=dvd" target=_new>Yes</a>: Tell us what works for you.</div>
<div style="margin-bottom: 8px"><a href="http://developer.apple.com/feedback/?v=2&url=/samplecode/LinkSnoop/listing9.html%3Fid%3DDTS10003593-1.0&media=dvd" target=_new>It’s good, but:</a> Report typos, inaccuracies, and so forth.</div>
<div><a href="http://developer.apple.com/feedback/?v=3&url=/samplecode/LinkSnoop/listing9.html%3Fid%3DDTS10003593-1.0&media=dvd" target=_new>It wasn’t helpful</a>: Tell us what would have helped.</div>
</td>
</tr>
</table>
</td>
</tr>
</table>
<!-- START BOTTOM APPLE NAVIGATION -->
<!--#include virtual="/includes/footer"-->
<!-- END BOTTOM APPLE NAVIGATION -->
<!-- START CENTER CLOSE -->
</center>
<!-- END CENTER CLOSE -->
</body>
</html>